Home / 3,363.07-4,640.97-1,870.98

Finding the Fourth Proportional to 3,363.07, 4,640.97 and 1,870.98

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Solution

The fourth proportional to 3,363.07, 4,640.97 and 1,870.98 is: 2,581.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.07 : 4,640.97 = 1,870.98 : x
  2. Step 2: Convert to fraction form
    3,363.07/4,640.97 = 1,870.98/x
  3. Step 3: Cross multiply
    3,363.07x = 4,640.97 × 1,870.98
  4. Step 4: Simplify right side
    3,363.07x = 8,683,143.43
  5. Step 5: Solve for x
    x = 8,683,143.43/3,363.07
  6. Step 6: Final answer
    x = 2,581.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.